Rhodium trifluoride
Rhodium trifluoride is the inorganic compound with the formula RhF3. It is a red-brown, diamagnetic solid.
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| Names | |
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| IUPAC name
Rhodium(III) fluoride | |
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| Properties | |
| RhF3 | |
| Molar mass | 159.90070 g·mol−1 |
| Appearance | red-brown solid |
| Density | 5.71 g/cm3 |
| Structure | |
| Trigonal | |
| R3c | |
Formula units (Z) |
6 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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Synthesis and structure
The compound is prepared by fluorination of rhodium trichloride:
- 2 RhCl3 + 3 F2 → 2 RhF3 + 3 Cl2
According to X-ray crystallography, the compound adopts the same structure as vanadium trifluoride, wherein the metal achieves octahedral coordination geometry.[1]
References
- L. Grosse, R. Hoppe (1987). "Zur Kenntnis von Sr2RhF7. (Mit einer Bemerkung zur Kristallstruktur von RhF3)". Zeitschrift fuer Anorganische und Allgemeine Chemie. 552 (9): 123-31. doi:10.1002/zaac.19875520914.
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